{
  "manageEntity": {
    "action": "Save",
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    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x5c0ad3cb2f76e973c388f0d6af5284329d9d3af696b795c527fb64f3a739e6d4",
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}